<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Bootstrap 实例 - 表单控件大小</title>
<link rel="stylesheet" href="bootstrap/3.3.7/css/bootstrap.min.css">
<script src="jquery/2.1.1/jquery.min.js"></script>
<script src="bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>

	<form role="form">
		<div class="form-group">
			<input class="form-control input-lg" type="text"
				placeholder=".input-lg">
		</div>
		<div class="form-group">
			<input class="form-control" type="text" placeholder="默认输入">
		</div>
		<div class="form-group">
			<input class="form-control input-sm" type="text"
				placeholder=".input-sm">
		</div>
		<div class="form-group"></div>
		<div class="form-group">
			<select class="form-control input-lg">
				<option value="">.input-lg</option>
			</select>
		</div>
		<div class="form-group">
			<select class="form-control">
				<option value="">默认选择</option>
			</select>
		</div>
		<div class="form-group">
			<select class="form-control input-sm">
				<option value="">.input-sm</option>
			</select>
		</div>

		<div class="row">
			<div class="col-lg-2">
				<input type="text" class="form-control" placeholder=".col-lg-2">
			</div>
			<div class="col-lg-3">
				<input type="text" class="form-control" placeholder=".col-lg-3">
			</div>
			<div class="col-lg-4">
				<input type="text" class="form-control" placeholder=".col-lg-4">
			</div>
		</div>
	</form>

</body>
</html>